SeaTrails Marine Maps
SeaTrails charts are designed by kayakers for kayakers. It's the best combination of marine charts, topos, and current atlases, all on waterproof paper. SeaTrails donates 1% of all sales from this map series to Washington Water Trails Association to help preserve access to Washington's waters for future generations.
Detailed locations of each 11 by 17 inch map can be found at seatrails.com.